Now you can run Amazon EC2 for Windows with SQL Server Enterprise Edition. You can select pre-configured Amazon Machine Images (AMI) and launch them on R3.2xlarge, R3.4xlarge, and R3.8xlarge instance types, in the US-East (Virginia), US-West (Oregon) and Europe (Ireland) regions.

Microsoft SQL Server Enterprise Edition offers a number of new features including:

“AlwaysOn” high availability: You can configure up to four active, readable secondaries

Self-service business intelligence: You can use Power View to conduct interactive data exploration and visualization

Data Quality Services: You can use organizational and 3rd party reference data to profile, cleanse and match data